FILLINGIM WILLIS E. ETAL
HEMPHILL County · District 10 · MAXUS EXPLORATION COMPANY · BUFFALO WALLOW (GRANITE WASH)
Permits
1
Max Depth
6,600 ft
First Permit
2005-06-30
Latest Activity
2005-06-30
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1976-10-18
Shut-In
—
Plugged
1987-07-28
EWA / Permit operator mismatch
Scheduling: MAXUS EXPLORATION COMPANY ≠ Permit: NOBLE ENERGY PRODUCTION, INC.
Resolved via: scheduling → MAXUS EXPLORATION COMPANY
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2006-12
Last Production
2026-07
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
2,500 psi
Injection Interval
4,500–6,500 ft
Injected (12mo)
415,838 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-03-01)
Operator History
originally filed by NOBLE ENERGY PRODUCTION, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 2,660 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRANITE WASH UPPER (Granite Wash) | 11,030 ft | -8,370 ft |
| GRANITE WASH A-1 (Granite Wash) | 11,115 ft | -8,455 ft |
| GRANITE WASH B (Granite Wash) | 11,321 ft | -8,661 ft |
| GRANITE WASH C (Granite Wash) | 11,626 ft | -8,966 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (2)
| Interval | Type |
|---|---|
| 4,540–6,505 ft | Perforated |
| 11,368–11,480 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,020 ft | 2,050 sx |
| 7" | 4,540 ft | 410 sx |
| — | 6,505 ft | — |
| 5.5" | 11,853 ft | 350 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 6,600 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- MAXUS EXPLORATION COMPANY
- Completed
- 1976-10-18
Operator
- Name
- MAXUS EXPL CO
- Location
- DALLAS
- P-5 Status
- Inactive (filed 1994-04-11)
- Cum Oil (all leases)
- 510,430 bbl
- Cum Gas (all leases)
- 110,825,181 mcf
- Total Permits
- 203